发布时间:2025-02-01 22:38:21
这个问题很专业,不要自己弄,找个做过类似工程的高手来做吧。施工也请专业施工队伍。因为除了开洞,还牵涉到楼板加固问题。
pe波纹管和pvc管哪个质量好 pe波纹管和pvc波纹管有什么区别
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